🆚 Hypothesis vs. PageProofer

Compare technologies based on real-world usage data *

Type

Customer feedback tool
Customer feedback tool

About

Hypothesis is an open-source social annotation tool widely used in education that allows users to highlight, comment on, and annotate web pages, PDFs, and other digital content collaboratively.

It supports threaded discussions, public and private groups, tagging and replies, instructor moderation, and deep integration with learning management systems such as Canvas, Blackboard, Moodle, and D2L Brightspace to embed annotation activities into courses and assignments.

PageProofer is a visual annotation and website feedback tool that lets users leave notes, drawings, screenshots, and screen recordings pinned to specific web page elements to communicate design issues and bugs.

It captures contextual metadata such as browser, OS, and screen size, supports file attachments and comments, offers a centralized dashboard for tracking and assigning feedback, and integrates with project management tools like Trello, Jira, and Slack.

Headquarters

San Francisco, California, United States
Newmarket, Ontario, Canada

Website

Pricing

Free version ✔️Individuals
Institutions$6,800+/year
Free version ❌Free 15-day trial
Freelancer
(5 users)
$39/month
Team
(20 users)
$89/month
Agency
(unlimited users)
$199/month

Categories

Feedback › Rank #69
Feedback › Rank #66

Popularity

Determined by the number of sites using each technology.

The PageProofer feedback tool is 1.2 times more popular than Hypothesis.
Total websites

Market share

Feedback

Popularity by country

Determined by the number of sites detected from each country.

PageProofer is more popular in the United States, Japan, and the Netherlands, while Hypothesis is more popular in Vietnam, the United Kingdom, and the Philippines.
United States
Vietnam
Japan
United Kingdom
Philippines
Netherlands
Turkey
Canada
Germany
France

Awards

Popularity by domain category

Determined by the number of sites in each category.

PageProofer is more popular among sites focused on business, health, and marketing and merchandising, while Hypothesis is more commonly used on blogs and wiki sites.
Business
Blogs/Wiki
Education/Reference
Health
Marketing/Merchandising
Entertainment
Real Estate
Personal Pages
Religion/Ideology
Art/Culture/Heritage

Top sites

Top-ranked sites that use these technologies.

Name
Rank
#35,688
#82,173
winbox88my3.com
#93,733
#212,617
#464,807
View more ➝
Name
Rank
#122,516
#170,584
View more ➝

See also

* According to recent studies, many of online reviews are fake.
When making your decision, it is better to rely on data that cannot be falsified.
Our service evaluates the popularity of technologies by the number of websites using them.

Statistics were last calculated on .
For details, see our methodology and disclaimer.